BRPI1000035A2 - método de avaliação de sinal de reprodução, unidade de avaliação de sinal de reprodução e dispositivo de disco ótico adotando o mesmo - Google Patents

método de avaliação de sinal de reprodução, unidade de avaliação de sinal de reprodução e dispositivo de disco ótico adotando o mesmo

Info

Publication number
BRPI1000035A2
BRPI1000035A2 BRPI1000035A BRPI1000035A BRPI1000035A2 BR PI1000035 A2 BRPI1000035 A2 BR PI1000035A2 BR PI1000035 A BRPI1000035 A BR PI1000035A BR PI1000035 A BRPI1000035 A BR PI1000035A BR PI1000035 A2 BRPI1000035 A2 BR PI1000035A2
Authority
BR
Brazil
Prior art keywords
signal evaluation
playback signal
optical disc
same
disc device
Prior art date
Application number
BRPI1000035A
Other languages
English (en)
Portuguese (pt)
Inventor
Harumitsu Miyashita
Junya Shiraishi
Shoei Kobayashi
Yasumori Hino
Original Assignee
Panasonic Corp
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Corp, Sony Corp filed Critical Panasonic Corp
Publication of BRPI1000035A2 publication Critical patent/BRPI1000035A2/pt

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/10009Improvement or modification of read or write signals
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/10009Improvement or modification of read or write signals
    • G11B20/10046Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • G11B20/10055Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using partial response filtering when writing the signal to the medium or reading it therefrom
    • G11B20/1012Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using partial response filtering when writing the signal to the medium or reading it therefrom partial response PR(1,2,2,2,1)
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/10009Improvement or modification of read or write signals
    • G11B20/10481Improvement or modification of read or write signals optimisation methods
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/18Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1816Testing
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00Record carriers by type
    • G11B2220/20Disc-shaped record carriers
    • G11B2220/25Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537Optical discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Error Detection And Correction (AREA)
BRPI1000035A 2009-02-03 2010-02-01 método de avaliação de sinal de reprodução, unidade de avaliação de sinal de reprodução e dispositivo de disco ótico adotando o mesmo BRPI1000035A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14958409P 2009-02-03 2009-02-03
PCT/JP2010/000589 WO2010089987A1 (ja) 2009-02-03 2010-02-01 再生信号評価方法、再生信号評価装置及びこれを備えた光ディスク装置

Publications (1)

Publication Number Publication Date
BRPI1000035A2 true BRPI1000035A2 (pt) 2016-09-27

Family

ID=42541898

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1000035A BRPI1000035A2 (pt) 2009-02-03 2010-02-01 método de avaliação de sinal de reprodução, unidade de avaliação de sinal de reprodução e dispositivo de disco ótico adotando o mesmo

Country Status (13)

Country Link
US (1) US8248902B2 (zh)
EP (1) EP2395510A4 (zh)
JP (1) JP5441906B2 (zh)
KR (1) KR20110124122A (zh)
CN (1) CN101952891B (zh)
AU (1) AU2010202774A1 (zh)
BR (1) BRPI1000035A2 (zh)
CA (1) CA2707918A1 (zh)
IN (1) IN2010KN02337A (zh)
MX (1) MX2010007257A (zh)
RU (1) RU2505869C2 (zh)
TW (1) TWI457916B (zh)
WO (1) WO2010089987A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2009122642A1 (ja) * 2008-03-31 2011-07-28 パナソニック株式会社 再生信号品質評価装置及び方法
EP2509246B1 (en) * 2010-06-18 2014-01-08 Cisco Technology, Inc. Method and circuit for BER estimation
US8694847B2 (en) * 2012-08-28 2014-04-08 Lsi Corporation Systems and methods for sector quality determination in a data processing system
WO2017126330A1 (ja) * 2016-01-21 2017-07-27 ソニー株式会社 記録調整装置、記録調整方法、およびプログラム
KR102457527B1 (ko) * 2018-01-25 2022-10-21 한화정밀기계 주식회사 플립 칩의 플럭스 도포 상태 검사 방법

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002312129A (ja) * 2001-04-11 2002-10-25 Sony Corp 再生信号品質評価装置および方法、データ再生装置および方法、ならびに、データ記録装置および方法
JP2003051163A (ja) 2001-05-28 2003-02-21 Sharp Corp 信号品質評価方法及び再生装置
JP3926688B2 (ja) 2001-07-19 2007-06-06 松下電器産業株式会社 再生信号品質評価方法および情報再生装置
JP3958084B2 (ja) * 2002-02-08 2007-08-15 キヤノン株式会社 光学的記録再生方法
JP2003257133A (ja) * 2002-02-28 2003-09-12 Canon Inc 情報再生装置
JP3668202B2 (ja) * 2002-03-13 2005-07-06 株式会社東芝 情報記録再生装置及びその信号評価方法
JP4102738B2 (ja) * 2002-12-17 2008-06-18 日本電気株式会社 光ディスクの信号品質評価方法、品質評価装置、および、光ディスク装置
EP1443509A3 (en) * 2003-01-28 2006-01-11 Kabushiki Kaisha Toshiba Signal evaluation method, information recording/reproducing apparatus, information reproducing apparatus, and information recording medium
JP2004335079A (ja) 2003-04-14 2004-11-25 Matsushita Electric Ind Co Ltd 記録制御装置、記録再生装置および記録制御方法
US20040246864A1 (en) * 2003-04-28 2004-12-09 Isao Kobayashi Apparatus and method for controlling recording or reproduction, apparatus for performing recording or reproduction, and information recording medium identification apparatus
JP2005166200A (ja) * 2003-12-04 2005-06-23 Sharp Corp 信号評価装置、信号評価方法および信号再生装置
EP1607975A1 (en) * 2004-06-14 2005-12-21 Kabushiki Kaisha Toshiba Information recording medium, reproduction method, reproduction apparatus and manufacturing apparatus thereof
JP4045269B2 (ja) * 2004-10-20 2008-02-13 株式会社日立製作所 記録方法及び光ディスク装置
JP4118918B2 (ja) * 2005-02-28 2008-07-16 シャープ株式会社 信号品質評価装置、情報記録再生装置、信号品質評価方法、記録条件決定方法、信号品質評価プログラム、信号品質評価プログラムを記録したコンピュータ読み取り可能な記録媒体
JP4750488B2 (ja) * 2005-07-08 2011-08-17 ソニー株式会社 評価装置、再生装置、評価方法
JP5042236B2 (ja) * 2006-12-28 2012-10-03 パナソニック株式会社 情報記録媒体評価方法、情報記録媒体、情報記録媒体の製造方法、信号処理方法、アクセス制御装置
JP5391081B2 (ja) * 2008-07-01 2014-01-15 パナソニック株式会社 再生信号評価方法、再生信号評価装置及びこれを備えた光ディスク装置

Also Published As

Publication number Publication date
EP2395510A1 (en) 2011-12-14
CN101952891A (zh) 2011-01-19
MX2010007257A (es) 2010-11-25
WO2010089987A1 (ja) 2010-08-12
AU2010202774A1 (en) 2010-08-19
US8248902B2 (en) 2012-08-21
TWI457916B (zh) 2014-10-21
CN101952891B (zh) 2014-07-16
CA2707918A1 (en) 2010-08-03
RU2010126600A (ru) 2013-03-10
JP5441906B2 (ja) 2014-03-12
KR20110124122A (ko) 2011-11-16
IN2010KN02337A (zh) 2015-05-15
JPWO2010089987A1 (ja) 2012-08-09
TW201042641A (en) 2010-12-01
EP2395510A4 (en) 2015-06-17
RU2505869C2 (ru) 2014-01-27
US20100214895A1 (en) 2010-08-26

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]